Hypervitaminosis A, as this is known, causes a range of unpleasant symptoms affecting the digestive system, bones, nervous system, and skin. At very high levels, vitamin A can build up in the ...

What is vitamin A toxicity? Vitamin A toxicity, also known as hypervitaminosis A, occurs when you consume vitamin A in excess, leading to harmful levels in the body. As it is fat-soluble ...

Instead, it gets stored long term in fat tissue, which carries the risk of acute vitamin A toxicity, or hypervitaminosis A. Excessive vitamin A intake can cause vomiting, diarrhea, fatigue ...

"People who treat themselves with vitamin A are at increased risk for vitamin A toxicity, also known as hypervitaminosis A," the center said. "Symptoms range from headache, dizziness, nausea ...